GD32F103VCU6 — GigaDevice ARM Cortex-M3 MCU, 72MHz, 256KB flash, 48KB SRAM, QFN100 Category: MCU Pricing LCSC $2.15 Mouser $2.54 DigiKey $2.67 Farnell $2.99 Manufacturer: https://www.gigadevice.com